Senior Information Security Analyst

Pearson Whiffin Recruitment Ltd; England; On-site; GBP 60,000 - 80,000; Full time

Job summary

A recruitment agency is seeking a Senior Information Security Analyst to build secure cloud environments and lead security solutions. The role involves designing and implementing Azure security controls, managing Microsoft Sentinel, and overseeing vulnerability management activities. Ideal candidates should have strong expertise in cloud security, threat detection, and problem-solving skills. Relevant certifications are highly desirable. This position is an exciting opportunity for proactive individuals keen on safeguarding cloud infrastructure.

Qualifications

• Strong hands-on experience with Azure Security Centre and architecture.
• Proven expertise in Microsoft Sentinel SIEM administration.
• Solid understanding of vulnerability management with Tenable.

Responsibilities

• Lead design and implementation of Azure security best practices and controls.
• Manage and optimise Microsoft Sentinel, including rule creation and automation.
• Oversee vulnerability management activities using Tenable.

Skills

Azure Security Centre

Microsoft Sentinel SIEM

Tenable

Analytical skills

Problem-solving

Communication skills

Job description

Senior Information Security Analyst

Are you passionate about building secure cloud environments and driving proactive security solutions? We re looking for a highly skilled Information Security Analyst with strong expertise in Azure cloud security, Microsoft Sentinel, and Tenable to join a growing security team.

As an Information Security Analyst, you will play a key role in safeguarding cloud environments. You will design, implement, and optimize security controls, monitor threats, and lead remediation efforts across the organisation. This is a hands‑on role suited to someone who enjoys solving complex security challenges and driving continuous improvement.

Key Responsibilities

• Lead the design and implementation of Azure security best practices, policies, and controls.
• Manage and optimise Microsoft Sentinel SIEM, including rule creation, use‑case development, automation, and threat hunting.
• Oversee vulnerability management activities using Tenable, ensuring timely identification, prioritisation, and remediation of risks.
• Support incident response activities, including investigation, containment, and root‑cause analysis.
• Conduct security assessments, recommend improvements, and work with engineering and IT teams to implement secure solutions.
• Continuously assess cloud environments for misconfigurations, threats, and compliance gaps.
• Prepare security reports, dashboards, and metrics for leadership and stakeholders.

Skills & Experience Required

• Strong hands‑on experience with Azure Security Centre, Azure AD, Defender for Cloud, and cloud security architecture.
• Proven expertise in Microsoft Sentinel SIEM administration, threat detection, and automation (KQL experience desirable).
• Solid understanding of vulnerability management with Tenable (Tenable.io/Tenable.sc).
• Knowledge of industry security frameworks (ISO 27001, NIST, CIS).
• Strong analytical, problem‑solving, and communication skills.
• Relevant certifications highly desirable (AZ‑500, SC‑200, CEH, Security+, etc.).